Which to use
“clean” is an adjective and “cleanup” is a noun - they look or sound alike but fill different roles in a sentence.
- #1,135
- “clean” frequency rank
- #15,778
- “cleanup” frequency rank
- 16913
- confusion score
Side-by-Side Comparison
| Feature | clean | cleanup |
|---|---|---|
| Definition | Free of dirt, filth, or impurities (extraneous matter); not dirty, filthy, or soiled. | The act of cleaning or tidying something; the act of finishing something off. |
Where the spellings diverge
Shared letters are muted; the letters that actually set clean and cleanup apart are highlighted. They share 5 letters in sequence, which is exactly why the eye skips the difference.
Spelling & Dictionary Insight
clean and cleanup form a confusable pair in the English index, two distinct headwords that are easily confused because they look alike, sound alike, or both. They differ by 2 extra letter(s) - “clean” sits inside “cleanup” - close enough that the eye skips over the difference, far enough that meaning fully diverges. Our composite confusion score for this pair is 16913, derived from the frequency rank of both members and their visual similarity.
clean is recorded at frequency rank #1,135, classified as anadj, pronounced /kliːn/. cleanup is at rank #15,778, tagged as anoun, pronounced /ˈkliːnʌp/.
Glosses for this pair are partially populated in our dataset, but the full side-by-side definitions above should still guide you to the right choice.
With a confusion score of 16913, this pair ranks #454,781 of 530,003 scored English confusable pairs - a relatively easy-to-tell-apart pair.
Frequency comparison
Frequently Asked Questions
Can "clean" and "cleanup" be used interchangeably?
Remembering clean vs cleanup
The fastest way to pick the right one every time.
- Check the role first: if you need an adjective, it's “clean”; for a noun, it's “cleanup”.
- See each word in full, definition, IPA, etymology and its other confusables. Full “clean” entry
- Browse more pairs most likely to be confused. Most confusable